{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["manufacturing process", "concept or principle", "machine or equipment", "manufacturing standard", "biomedical", "enabling technology"], "input": "With subtractive methods , structuring the product internal surfaces is hard or limited to very basic geometric features and production steps ."}
{"manufacturing process": ["subtractive", "production"], "concept or principle": ["surfaces"], "machine or equipment": [], "manufacturing standard": [], "biomedical": [], "enabling technology": []}